Pop bottle fountain with spring - 12 pcs

12 pcs For convenience and economy. This fountain lets you use a common pop bottle hanging on the outside of your bird and small animal cages. The fountain is of smooth plastic, snaps securely on the neck of the bottle and projects through the wire 2 inches inside the cage. A spring is furnished for looping around the bottle to hold it on the cage. Easy to refill, easy to clean.